Measuring device
AssigneeHilti Aktiengesellschaft
InventorsAndreas Almanstoetter, Franz Huber
Life of this patent
Estimating the term…
Abstract
A measuring device (1; 21; 33) for controlling an installation torque of a fastening element (4; 32) and securable to engagement means (3; 35) of the fastening element (4; 32), includes an indicator (5; 24) for a visual display of the installation torque, a plurality of microcapsules filled with a dispersible color die and supported on the indicator (5; 24), and a transparent, at least regionwise, covering (7.1; 7.2; 22) provided on an outer surface of the indicator (5; 24); and an opening (27) through which a fastening element (4; 32) can extend.
Claims6
A measuring device (1;
- 21;
- 33) for controlling an installation torque of a fastening element (4;
- 32) and securable to engagement means (3;
- 35) of the fastening element (4;
- 32), the measuring device (1;
- 21;
- 33) comprising indicator means (5;
- 24) for a visual display of the installation torque;
- a plurality of microcapsules filled with a dispersible color die and supported on the indicator means (5;
- 24);
- a transparent, at least regionwise, covering (7.1;
- 7.2;
- 22) provided on an outer surface of the indicator means (5;
- 24);
- and an opening (27) through which a fastening element (4;
- 32) can extend.
A fastening system, comprising a fastening element (32);
- and a measuring device (33) having an opening (27) through which the fastening element (33) is extendable, indicator means (5;
- 24) for a visual display of an installation torque, a plurality of microcapsules filled with a dispersible color die and supported on the indicator means (5;
- 24), and a transparent at least regionwise covering (7.1, 7.2;
- 22) provided on an outer surface of the indicator means (5;
- 24).
Dependencies are inferred from the claim text.